We are offering led dimmer. dimmer is a controller that it can adjust brightness infinitely, you could adjust light to the appropriate lighting brightnes led dimmer is a controller that it can adjust brightness infinitely, its control mode is knob-operated control, you could adjust light to the appropriate lighting brightness in accordance with your actual need. fetures: this led dimmer is made for leds and is perfect for dimming your flexible led strip. It can be used with any of the many colors available. It is easy to install. It can be mounted as is with 4 screws or remove the cover and flush mount to wall. technical parameters working temperature: -20-60 supply voltage: dc12v output: 1 channel external dimension: l89 w59 h35 mm packing size: l96 w64 h65 mm gross weight: 110g static power consumption: